LightChange Technologies

    Field Notes

    Not All MFA Is Created Equal: Why Microsoft Is Retiring SMS and Voice

    Microsoft is retiring SMS and voice authentication in favor of passkeys. The deeper reason is that most MFA was never built to stop phishing in the first place.

    Not All MFA Is Created Equal: Why Microsoft Is Retiring SMS and Voice
    Not All MFA Is Created Equal: Why Microsoft Is Retiring SMS and Voice
    Field NotesAugust 26, 2026

    Not All MFA Is Created Equal: Why Microsoft Is Retiring SMS and Voice

    Microsoft is retiring SMS and voice authentication in favor of passkeys. The deeper reason is that most MFA was never built to stop phishing in the first place.

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    Securing Break Glass Accounts in Microsoft Entra: A Critical Security Practice
    Field NotesJuly 28, 2026

    Securing Break Glass Accounts in Microsoft Entra: A Critical Security Practice

    Learn why break glass accounts are essential for Microsoft Entra environments and how to configure them properly to ensure business continuity and emergency access during critical incidents.

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    What Moving to IPv6 Takes, and the Blind Spot to Watch For
    Field NotesJanuary 15, 2026

    What Moving to IPv6 Takes, and the Blind Spot to Watch For

    IPv6 is more than extra addresses. Here's what the transition involves for operators running large device networks, and the security gap that catches teams off guard.

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    What's stuck on the whiteboard? Let's talk.

    Maybe it's a network that can't afford to go down, an OT environment you can't see into, or a security program that's all tools and no plan. Whatever's on the board, tell us what you're working on and you'll talk it through with an engineer, not a sales person.